1-Ethyl-2,4-dimethyl-8-thio-7,9-diazaspiro(4,5)decane-6,8,10-trione 1-Ethyl-2,4-dimethyl-8-thioxo-7,9-diazaspiro(4.5)decane-6,10-dione monosodium salt 16509-45-8 7,9-Diazaspiro(4.5)decane-6,8,10-trione, 2,4-dimethyl-1-ethyl-8-thioxo-, sodium salt Spiro-(2'-ethyl-3',5'-dimethylcyclopentane)-5,5-pyrimidine-2-thio-4,6-dione Spiro-(2-ethyl-3,5-dimethylcyclopentane)-1,5'-thiobarbituric acid Spirothal Spirothiobarbital Spirothiobarbital monosodium salt Spirothiobarbiturate 03620